WeathermanPlus

ALT Forecast graphic showing increasing probabilities for minor impacts from snow across the central Appalachians and the interior Northeast later this week into the weekend.

ALT Confidence is high that a low pressure system will develop across the Ohio Valley Wednesday and then shift off the Mid-Atlantic coast while strengthening Friday. Trends in the model guidance suggest a slightly faster system with less overall precipitation. The threat for at least some impactful high elevation snow remains, but the risk has decreased in lower elevations. The exact placement of the storm — small shifts in the track will greatly change impacts. The amount of snow that may occur, and what impacts will result from this snow. The impacts to coastal regions due to gusty winds and onshore flow. Confidence in storm development remains high, but details will continue to adjust. The threat for low elevation snow has decreased, but high elevation snow and coastal impacts are likely. Keep up to date with the latest at weather.gov